Patents by Inventor Hiroyuki Kamee

Hiroyuki Kamee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20170319053
    Abstract: An illumination apparatus in an endoscopic system includes a light source unit having lasers with different peak wavelengths, the lasers being divided by peak wavelength into narrow band light source groups, a color imaging unit that detects the illumination color of illumination light, a memory that stores an appropriate illumination color for each narrow band light source group, an output calculator that, for each narrow band light source group, compares the illumination color obtained upon light emission by the lasers belonging to the narrow band light source group with the appropriate illumination color of the narrow band light source group and calculates an appropriate output for each of the lasers belonging to the narrow band light source group, and a light source controller that controls the lasers on the basis of the calculated appropriate output.
    Type: Application
    Filed: July 26, 2017
    Publication date: November 9, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Hiroyuki KAMEE, Hiromasa FUJITA, Masahiro NISHIO
  • Publication number: 20170265733
    Abstract: A light source apparatus, capable of supplying white light including a predetermined wavelength band and a special light, which is light including the predetermined wavelength band and narrower in a band than the white light, includes: a first light source configured to emit light in a first wavelength band including the predetermined wavelength band, a second light source configured to emit light in a second wavelength band including the predetermined wavelength band, and a dichroic mirror configured to selectively transmit light in the predetermined wavelength band from one light of the lights in the first and second wavelength bands, selectively reflect light in a third wavelength band other than the predetermined wavelength band from the other light of the lights in the first and second wavelength bands, and mix and emit the light in the predetermined wavelength band and the light in the third wavelength band.
    Type: Application
    Filed: June 6, 2017
    Publication date: September 21, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Yusuke YABE, Hiroyuki KAMEE, Takeshi ITO
  • Publication number: 20170188803
    Abstract: A light source device includes: a rotating body configured to be rotated with a rotating shaft as a center; a first wavelength conversion portion arranged on a circumference of a circle of a predetermined radius with the rotating shaft as the center in the rotating body, and configured to be irradiated with light to generate light of a wavelength different from a wavelength of the light; and a second wavelength conversion portion arranged on a circumference of a circle of a radius larger than the predetermined radius with the rotating shaft as the center in the rotating body, configured to be irradiated with light to generate light of a wavelength different from a wavelength of the light, and including a characteristic that conversion efficiency of the wavelength declines due to rise of a temperature more than the first wavelength conversion portion.
    Type: Application
    Filed: March 22, 2017
    Publication date: July 6, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Yusuke YABE, Hiroyuki KAMEE, Rihito ISHIKAWA
  • Publication number: 20170112370
    Abstract: An endoscope system includes an illumination section, a color component ratio measurement section and a light quantity ratio adjustment circuit. The illumination section including a light source sequentially or simultaneously radiates an illumination light being a plurality of narrow-band lights having wavelengths different from each other and having light quantities which are independently controllable each other, on an observation object. The color component ratio measurement section measures a color component ratio of the illumination light. The light quantity ratio adjustment circuit adjusts a light quantity ratio of the narrow-band lights based on an output from the color component ratio measurement section and performs color correction to cause the illumination light to be a desired color.
    Type: Application
    Filed: January 4, 2017
    Publication date: April 27, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Bakusui DAIDOJI, Takeshi ITO, Hiroyuki KAMEE
  • Patent number: 9631794
    Abstract: A wavelength converting unit includes: an incident portion configured to be connected to an excited-light emitting end of a excited-light source, and on which excited light emitted from the excited-light source is made incident; a wavelength converting member configured to convert the excited light into wavelength-converted light of a desired wavelength; a light transmitting member configured to transmit the excited light and the wavelength-converted light; a reflector configured to reflect at least part of the wavelength-converted light; and an emitting portion configured to emit at least part of the at least part of the wavelength-converted light reflected by the reflector to outside. At least part of the light transmitting member is continuously formed to extend from the incident portion to the emitting portion, and part of an external surface of the light transmitting member has the reflector.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: April 25, 2017
    Assignee: OLYMPUS CORPORATION
    Inventors: Hiroyuki Kamee, Takeshi Ito, Hiroyuki Seki, Norio Nakaya
  • Publication number: 20170086648
    Abstract: An endoscope includes an observation mode switch to switch observation modes. The observation modes include a dye valid observation mode allowed to acquire an image in which the dye is visually recognized well, and a dye invalid observation mode allowed to acquire an image in which the dye is substantially not visually recognized.
    Type: Application
    Filed: December 12, 2016
    Publication date: March 30, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Hiroyuki Kamee, Satoshi Ohara, Motoki Tabata
  • Publication number: 20170042414
    Abstract: The endoscope apparatus includes a light exit that radiates an illumination light constituted by narrow-band lights to an observation target, an image sensor that detects a reflected/scattered light from the observation target to output an imaging signal, and an image processing circuit that processes the imaging signal.
    Type: Application
    Filed: October 26, 2016
    Publication date: February 16, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Takeshi ITO, Hiroyuki KAMEE
  • Publication number: 20170034457
    Abstract: An image forming apparatus includes lasers to respectively emit lights having central wavelengths different from each other, an imager to output an image signal upon receiving light from a subject, a laser wavelength-specific image information acquirer to acquire, from the image signal output from the imager, pieces of laser wavelength-specific image information, and an image former to combine the pieces of laser wavelength-specific image information supplied from the laser wavelength-specific image information acquirer, so as to form an observation image in each mode included in the observation modes.
    Type: Application
    Filed: October 13, 2016
    Publication date: February 2, 2017
    Applicant: OLYMPUS CORPORATION
    Inventor: Hiroyuki KAMEE
  • Patent number: 9528684
    Abstract: A light source apparatus includes a light conversion unit converting primary light into secondary light. The light conversion unit includes a light conversion member, a holder and a reflection member. The holder includes an incidence portion through which the primary light enters and an exit portion through which at least part of the secondary light exits in a direction crossing an optical axis of the primary light. The light conversion member is arranged on the optical axis of the primary light. Part of the secondary light allowed to exit from the light conversion member in a direction different from a direction toward the exit portion is reflected by the reflection member and exited from the exit portion. The ratio of reentering to the light conversion member is reduced.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: December 27, 2016
    Assignee: OLYMPUS CORPORATION
    Inventors: Kazuaki Tamura, Masahiro Nishio, Hiroyuki Kamee
  • Publication number: 20160360125
    Abstract: An imaging apparatus includes an illumination section, an imaging section, and an image processor. The illumination section includes an illumination unit configured to selectively emit illumination light rays of light wavelength bands different from each other, and an illumination switch controller which generates an illumination unit control signal corresponding to each of sets of emission patterns so that combinations of the light wavelength bands of the illumination light rays emitted from the illumination unit are different from each other and the illumination switch controller controlling the illumination unit so that the illumination light rays are sequentially emitted from the illumination unit in the sets of emission patterns different from each other.
    Type: Application
    Filed: August 16, 2016
    Publication date: December 8, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Eiji YAMAMOTO, Hiroyuki KAMEE, Hiromasa FUJITA
  • Publication number: 20160331218
    Abstract: A medical image formation apparatus includes laser emitting elements which emit laser light rays different in wavelength, an image selection circuit to select a kind of observation image, a light source controller which controls the laser emitting elements, in accordance with an observation mode corresponding to the selected kind, an imager which images return light ray from an observation target and then outputs the return light ray as an image signal, and an image processor which forms the observation images. A first laser emitting group is controlled when the kind of selected observation image is a first observation image. A second laser emitting group is controlled when the kind of selected observation image is a second observation image. The first laser emitting group and the second laser emitting group include a first common laser emitting element.
    Type: Application
    Filed: July 28, 2016
    Publication date: November 17, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Hiroyuki KAMEE, Takeshi ITO
  • Publication number: 20160324408
    Abstract: A first light source module includes a light source-side connection hole to which a irradiation-side connector of a irradiation module is mechanically detachably attached. The light source-side connection hole is made common to the first irradiation-side connector, which is mounted in the first irradiation module, and the second irradiation-side connector, which is mounted in the second irradiation module, such that the light source-side connection hole is connectable to the first irradiation-side connector and the second irradiation-side connector.
    Type: Application
    Filed: July 21, 2016
    Publication date: November 10, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Satoshi OHARA, Eiji YAMAMOTO, Takeshi ITO, Masahiro NISHIO, Hiroyuki KAMEE, Motoki TABATA
  • Publication number: 20160242626
    Abstract: An endoscopic system includes a speckle reduction unit which is reduce speckle generated on an observed portion by light that has coherence, a controller which controls an operation of the speckle reduction unit and a plurality of observation modes including a speckle observation mode of observing the observed portion based on the speckle generated on the observed portion by the light. The controller controls the operation of the speckle reduction unit in accordance with the observation modes such that the speckle reduction unit does not reduce the speckle in the speckle observation mode and the speckle reduction unit reduces the speckle in the observation modes other than the speckle observation mode.
    Type: Application
    Filed: May 5, 2016
    Publication date: August 25, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Bakusui DAIDOJI, Takeshi ITO, Hiroyuki KAMEE
  • Patent number: 9423103
    Abstract: A light source device includes a primary light source unit and a light converting unit. The primary light source unit includes a primary light emitting portion. The light converting unit includes a light converting member and a secondary light emitting portion. In the two-dimensional shape of the secondary light emitting portion projected on a surface perpendicular to the optical axis of primary light, the length of the minimum width of the two-dimensional shape passing through the center of gravity of the two-dimensional shape is different from the length of the maximum width of the two-dimensional shape passing through the center of gravity.
    Type: Grant
    Filed: July 16, 2014
    Date of Patent: August 23, 2016
    Assignee: OLYMPUS CORPORATION
    Inventors: Hiroyuki Kamee, Eiji Yamamoto, Takeshi Ito
  • Patent number: 9341344
    Abstract: An illumination apparatus includes a light source unit which emits primary light, and an optical unit which functions when the primary light emitted from the light source unit is applied to the optical unit. The optical unit includes a reducing portion which is directly provided in a illumination light emitting portion or provided frontward to part of the illumination light emitting portion and which reduces the density of the primary light as the illumination light emitted from the illumination light emitting portion.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: May 17, 2016
    Assignee: OLYMPUS CORPORATION
    Inventor: Hiroyuki Kamee
  • Publication number: 20160106299
    Abstract: An observation apparatus includes an imager, a light source unit, an image processor and a light intensity adjusting section. The imager includes types of elements which generate a first signal when the elements receive light included in a sensitivity region. The light source unit includes light sources to emit narrow spectrum light, wavelengths of the light being different from one another and being set so that at least one of the wavelengths is included in each of the sensitivity regions. The image processor generates display data indicating a color image on the basis of the image data. The light intensity adjusting section separately adjusts respective light intensity of the light sources.
    Type: Application
    Filed: December 28, 2015
    Publication date: April 21, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Hiroyuki Kamee, Masahiro Nishio, Takeshi Ito, Eiji Yamamoto
  • Publication number: 20150335232
    Abstract: A light source device to illuminate a target to be imaged by an imaging unit which includes N kinds of light detection elements which wavelength sensitivity regions are different each other includes a light source section, an insertion portion, an illumination light emitting portion and a light guide member. The light source section emits M kinds of narrow-band light which have different peak wavelengths, a difference between the peak wavelengths being equal to or more than an effective wavelength gap. The insertion portion is configured to be inserted into an internal space of an object. The illumination light emitting portion is provided in the insertion portion and which emits an illumination light. The light guide member guides the narrow-band light emitted from the light source section to the illumination light emitting portion.
    Type: Application
    Filed: August 6, 2015
    Publication date: November 26, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Takeshi Ito, Eiji Yamamoto, Hiroyuki Kamee
  • Publication number: 20150327755
    Abstract: A light source device includes: excitation light sources configured to emit a plurality of excitation light including mutually different spectra; wavelength converting members configured to wavelength-convert the excitation light emitted from the excitation light sources into light having mutually different spectra and configured to be disposed in a common application region of the excitation light; and a light source control unit configured to switch a combination of the excitation light sources that are lighted among the excitation light sources based on the observation mode including a normal light observation mode and a special light observation mode to highlight a particular observation target input to an input unit, wherein light emitted from the wavelength converting members is used as illumination light, and the illumination light corresponding to the observation modes is emitted from a same emitting portion.
    Type: Application
    Filed: July 29, 2015
    Publication date: November 19, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Bakusui DAIDOJI, Kazuaki TAMURA, Takeshi ITO, Hiroyuki KAMEE
  • Patent number: 9182337
    Abstract: An insertion module inserted into inside of an observed object includes a light-source light emitting module, around its distal end, configured to emitted light from a light source and a detector, provided close to the distal end, configured to detect a light quantity of incident visible light. A controller controls the light source such that a null signal is transmitted from the light-source light emitting module, the null signal being characteristic for detection of the position of the distal end and obtained by making at least light of a predetermined wavelength region have an absence of visible light. The detector performs detecting operation in a period in which the null signal is transmitted. A determination module performs determination relating to the position of the distal end, based on detection information outputted by the detector.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: November 10, 2015
    Assignee: OLYMPUS CORPORATION
    Inventors: Hiroyuki Kamee, Eiji Yamamoto
  • Patent number: 9134010
    Abstract: A light source apparatus includes a primary light source that emits primary light, a diffusing member that diffuses and converts the primary light into diffused light, a reflection portion that regularly reflects or diffuse-reflects and converts the diffused light into reflected light, and an emission portion that emits the reflected light to an outside. A portion of the primary light is converted in an order of the diffused light and the reflected light and emitted to the outside from the emission portion in a state of the reflected light.
    Type: Grant
    Filed: November 14, 2013
    Date of Patent: September 15, 2015
    Assignee: OLYMPUS CORPORATION
    Inventors: Takeshi Ito, Hiroyuki Kamee, Yoshie Aikawa